[ male announcer ] humana. ♪ >> abc news investigation. is it what we think it is? >> there is all of a sudden startling news investigations. cell phones will give you cancer. so will teflon pans. the scare mongering is constant. earlier this year the scare was pink slime. >> with 70 percent of the supermarket ground beef containing pink slime how are you to know what's in your beef? >> how do i know what's in my beef? is there something in there called pink slime? it sounds awful. as abc news explained to the public people are upset about that. >> parents schools state officials the government demanding someone do something about pink slime. >> they are insisting because abc news scared them to death. >> it persuaded almost all school systems to stop using that form of meat. in one month the company that made it lost 80 percent of test business. we invited the beef company to come on this program to explain themselves but they said they can't talk about it because they sued abtc. it is outrageous this company secretly pedals this horrible thing called pink slime an